it said breaking, explosions at the white house and president obama is injured. the page warned fellow reporters. >> i want to say at the top that it appears as though ap's twitter account has been down. >> reporter: the dow dropped 180 points before it recovered. >> the machine is so fast, it's so infuriating it can move so quickly. >> reporter: in a statement a twitter spokesman said we don't comment on individual accounts for privacy it leads to a fishing site logged in to picking up log in names. >> i'm older, so i'm used to looking at the new york times, the wall street journal, some where else before looking there. >> reporter: a group calling itself the syrian group claimed responsibility. >>> more details now, wall street ended the day with strong gains after that almost immediate recovery. the dow industrials rose 152 points, nasdaq was up 35. we sat down with a professional hacker today. coming up in 18 minutes what he calls technology's dirty secret and what twitter can do to protect its users. >>> apple recorded its first declines in years. even so th